./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 96a9f4a5eb48d3a052332271e6f513d6efe176b9f027fc1b42847acbd4831cf9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:38:53,759 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:38:53,863 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:38:53,875 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:38:53,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:38:53,911 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:38:53,912 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:38:53,912 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:38:53,913 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:38:53,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:38:53,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:38:53,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:38:53,920 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:38:53,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:38:53,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:38:53,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:38:53,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:38:53,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:38:53,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:38:53,924 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:38:53,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:38:53,925 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:38:53,925 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:38:53,927 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:38:53,927 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:38:53,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:38:53,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:53,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:38:53,930 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:38:53,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:38:53,931 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:38:53,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:38:53,932 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:38:53,932 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96a9f4a5eb48d3a052332271e6f513d6efe176b9f027fc1b42847acbd4831cf9 [2023-11-19 02:38:54,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:38:54,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:38:54,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:38:54,225 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:38:54,225 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:38:54,226 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2023-11-19 02:38:57,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:38:57,686 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:38:57,686 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c [2023-11-19 02:38:57,722 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/data/ec27ace88/9446cadb85b346bcb98b0c66b8752508/FLAG395db2186 [2023-11-19 02:38:57,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/data/ec27ace88/9446cadb85b346bcb98b0c66b8752508 [2023-11-19 02:38:57,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:38:57,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:38:57,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:38:57,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:38:57,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:38:57,759 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:57" (1/1) ... [2023-11-19 02:38:57,762 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42f2e99f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:57, skipping insertion in model container [2023-11-19 02:38:57,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:57" (1/1) ... [2023-11-19 02:38:57,831 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:38:58,197 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c[11292,11305] [2023-11-19 02:38:58,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:38:58,275 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:38:58,286 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [49] [2023-11-19 02:38:58,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [415] [2023-11-19 02:38:58,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [424] [2023-11-19 02:38:58,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [499] [2023-11-19 02:38:58,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [730] [2023-11-19 02:38:58,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [825] [2023-11-19 02:38:58,289 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [926] [2023-11-19 02:38:58,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [975] [2023-11-19 02:38:58,328 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/sv-benchmarks/c/product-lines/minepump_spec5_product48.cil.c[11292,11305] [2023-11-19 02:38:58,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:38:58,372 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:38:58,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58 WrapperNode [2023-11-19 02:38:58,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:38:58,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:38:58,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:38:58,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:38:58,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,426 INFO L138 Inliner]: procedures = 58, calls = 105, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 217 [2023-11-19 02:38:58,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:38:58,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:38:58,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:38:58,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:38:58,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,446 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,463 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:38:58,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:38:58,467 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:38:58,467 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:38:58,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:58" (1/1) ... [2023-11-19 02:38:58,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:58,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:38:58,500 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:38:58,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c36c2bae-a4bd-44a6-8b04-b37a077a30e0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:38:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:38:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 02:38:58,552 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 02:38:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 02:38:58,552 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 02:38:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 02:38:58,553 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 02:38:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 02:38:58,553 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 02:38:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 02:38:58,554 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 02:38:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-11-19 02:38:58,554 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-11-19 02:38:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-19 02:38:58,554 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-19 02:38:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 02:38:58,555 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 02:38:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:38:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 02:38:58,555 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 02:38:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:38:58,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:38:58,640 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:38:58,644 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:38:58,983 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:38:59,130 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:38:59,136 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:38:59,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:38:59 BoogieIcfgContainer [2023-11-19 02:38:59,144 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:38:59,147 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:38:59,147 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:38:59,157 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:38:59,158 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:38:59" (1/1) ... [2023-11-19 02:38:59,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:38:59,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:59,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 72 states and 96 transitions. [2023-11-19 02:38:59,232 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 96 transitions. [2023-11-19 02:38:59,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:38:59,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:59,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:59,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:59,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:38:59,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:59,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 72 states and 94 transitions. [2023-11-19 02:38:59,563 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2023-11-19 02:38:59,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:38:59,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:59,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:59,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:59,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:38:59,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:59,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 74 states and 97 transitions. [2023-11-19 02:38:59,690 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2023-11-19 02:38:59,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:38:59,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:59,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:59,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:38:59,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:59,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 79 states and 108 transitions. [2023-11-19 02:38:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2023-11-19 02:38:59,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:38:59,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:59,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:59,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:00,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:00,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:00,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 87 states and 122 transitions. [2023-11-19 02:39:00,116 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2023-11-19 02:39:00,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:39:00,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:00,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:00,189 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:00,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:00,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 88 states and 123 transitions. [2023-11-19 02:39:00,207 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 123 transitions. [2023-11-19 02:39:00,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:39:00,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:00,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:00,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:00,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:00,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 89 states and 124 transitions. [2023-11-19 02:39:00,322 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 124 transitions. [2023-11-19 02:39:00,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:39:00,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:00,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:00,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:00,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:00,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 95 states and 134 transitions. [2023-11-19 02:39:00,898 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 134 transitions. [2023-11-19 02:39:00,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:39:00,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:00,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:01,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:01,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 97 states and 138 transitions. [2023-11-19 02:39:01,197 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 138 transitions. [2023-11-19 02:39:01,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:39:01,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:01,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:01,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:01,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 113 states and 169 transitions. [2023-11-19 02:39:01,996 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 169 transitions. [2023-11-19 02:39:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:39:01,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:02,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:02,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:39:02,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:02,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 121 states and 183 transitions. [2023-11-19 02:39:02,984 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 183 transitions. [2023-11-19 02:39:02,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:39:02,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:02,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:03,044 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:03,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:03,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 122 states and 184 transitions. [2023-11-19 02:39:03,062 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 184 transitions. [2023-11-19 02:39:03,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:39:03,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:03,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:03,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:03,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:03,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:03,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 123 states and 185 transitions. [2023-11-19 02:39:03,160 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 185 transitions. [2023-11-19 02:39:03,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:39:03,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:03,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:39:03,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:03,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 123 states and 184 transitions. [2023-11-19 02:39:03,294 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 184 transitions. [2023-11-19 02:39:03,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:39:03,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:03,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:03,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:39:05,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:05,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 132 states and 205 transitions. [2023-11-19 02:39:05,320 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 205 transitions. [2023-11-19 02:39:05,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:39:05,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:05,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:05,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:05,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:06,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:06,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 137 states and 215 transitions. [2023-11-19 02:39:06,062 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 215 transitions. [2023-11-19 02:39:06,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:39:06,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:06,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:06,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:09,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:09,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 151 states and 247 transitions. [2023-11-19 02:39:09,558 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 247 transitions. [2023-11-19 02:39:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:39:09,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:09,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:09,669 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:39:12,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:12,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 163 states and 269 transitions. [2023-11-19 02:39:12,766 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 269 transitions. [2023-11-19 02:39:12,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:39:12,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:12,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:12,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:12,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:13,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:13,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 164 states and 270 transitions. [2023-11-19 02:39:13,298 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 270 transitions. [2023-11-19 02:39:13,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:39:13,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:13,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:13,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:13,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:16,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:16,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 179 states and 306 transitions. [2023-11-19 02:39:16,416 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 306 transitions. [2023-11-19 02:39:16,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:39:16,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:16,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:16,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:39:16,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:16,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 179 states and 305 transitions. [2023-11-19 02:39:16,890 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 305 transitions. [2023-11-19 02:39:16,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:39:16,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:16,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:17,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:39:17,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:17,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 180 states and 306 transitions. [2023-11-19 02:39:17,137 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 306 transitions. [2023-11-19 02:39:17,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:39:17,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:17,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:17,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:17,192 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:39:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:17,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 189 states and 328 transitions. [2023-11-19 02:39:17,732 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 328 transitions. [2023-11-19 02:39:17,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:39:17,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:17,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:17,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:17,779 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:39:18,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:18,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 195 states and 340 transitions. [2023-11-19 02:39:18,246 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 340 transitions. [2023-11-19 02:39:18,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:39:18,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:18,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:18,293 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:39:18,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:18,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 199 states and 351 transitions. [2023-11-19 02:39:18,957 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 351 transitions. [2023-11-19 02:39:18,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:39:18,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:18,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:18,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:18,985 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:39:20,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:20,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 208 states and 372 transitions. [2023-11-19 02:39:20,035 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 372 transitions. [2023-11-19 02:39:20,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:39:20,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:20,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:20,089 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:39:20,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:20,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 216 states and 392 transitions. [2023-11-19 02:39:20,429 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 392 transitions. [2023-11-19 02:39:20,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:39:20,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:20,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:20,932 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:39:25,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:25,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 234 states and 455 transitions. [2023-11-19 02:39:25,709 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 455 transitions. [2023-11-19 02:39:25,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:39:25,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:25,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:26,429 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:39:31,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:31,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 248 states and 507 transitions. [2023-11-19 02:39:31,942 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 507 transitions. [2023-11-19 02:39:31,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:39:31,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:31,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:32,151 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:39:34,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:34,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 259 states and 536 transitions. [2023-11-19 02:39:34,914 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 536 transitions. [2023-11-19 02:39:34,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:39:34,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:34,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:35,025 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 02:39:35,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:35,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 259 states and 535 transitions. [2023-11-19 02:39:35,582 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 535 transitions. [2023-11-19 02:39:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:39:35,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:35,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:35,785 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:39:36,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:36,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 266 states and 549 transitions. [2023-11-19 02:39:36,922 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 549 transitions. [2023-11-19 02:39:36,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:39:36,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:36,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:37,115 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:39:38,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:38,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 271 states and 563 transitions. [2023-11-19 02:39:38,108 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 563 transitions. [2023-11-19 02:39:38,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:39:38,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:38,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:38,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:38,299 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:39:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:40,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 277 states and 588 transitions. [2023-11-19 02:39:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 588 transitions. [2023-11-19 02:39:40,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:39:40,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:40,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:40,867 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:39:41,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:41,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 282 states and 598 transitions. [2023-11-19 02:39:41,984 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 598 transitions. [2023-11-19 02:39:41,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:39:41,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:41,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:42,190 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:39:42,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:42,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 285 states and 606 transitions. [2023-11-19 02:39:42,753 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 606 transitions. [2023-11-19 02:39:42,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:39:42,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:42,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:39:42,875 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:39:43,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:39:43,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 290 states and 616 transitions. [2023-11-19 02:39:43,990 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 616 transitions. [2023-11-19 02:39:43,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:39:43,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:39:43,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:39:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat